Paradise Cake (Lyndee Duke)

11.5 oz can mandarin oranges with juice
4 eggs
1/2 c vegetable oil
1 pkg yellow cake mix w/ pudding in it
20 oz can crushed pineapple with juice
3 oz pkg vanilla pudding, instant
8 oz carton cool whip, thawed

Preheat oven to 350. Grease a 9x13 cake pan. Combine mandarin oranges with juice, with eggs and oil in a mixing bowl. Stir in cake mix and beat again until well mixed. Pour into greased baking pan. Bake for 30 minutes or until a toothpick inserted in center of cake comes out clean. Cool on wire rack.
Drain Pineapple, reserving all but 1/4 of juice. Make topping by mixing crushed pineapple and reserved juice, vanilla pudding and whipped topping. Spread onto cooled cake in pan. refridgerate until ready to serve.